Metal Roofing Edge Trims – Are you in the market for a new roof? If so, then you are going to find there are lots of alternatives available in the roofing industry. These choices can vary from several variations of asphalt shingle types to many variations of metal panels. Among the many questions which are presented to a professional contractor is ” can metal roof be installed over shingles?” . The simple answer is yes. The dichotomous nature of installing metal over an existing shingle roof requires lots of steps. We’ll examine these measures in greater detail to help determine if retrofitting a metallic roof over an existing asphalt shingle roof is an innovative idea.
There are several things you must consider before choosing to put in a metal panel roof over an existing asphalt shingle roof. The very first thing that must be determined is if the roof plywood or board board decking is solid and secure underneath the current roof. Essentially, the roof tiling shouldn’t be ruined by water entering the old roof in any pinhole or some other penetration inside the field of the roof. This may require a small investigative work before installing the new metal roof. It is highly recommended, to inspect all roof decking and framing out of the attic side of the roof.
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One must search for dark stains, moldy stains, water paths on plywood or roof tiling, and or some cracked or split rafters. This should be done with great care, for one error can damage your ceilings or lead to substantial injury to oneself. New 1×4 wood strips must be installed vertically and horizontally every 24 inches across the roof plane on the horizontal from bottom to top. It is highly advised to use wood screws to attach the new 1 x 4 wood strips. After this is complete and a holistic approach to the entire roof, then, now is the time to put in the roof panels.
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Be mindful that all roof penetrations will have to be flashed with flashing boots which will work with the metallic panel chosen for the roofing program. Within this step, picking the metallic panel is critical to the wellbeing of roof lifetime. You will find metal panels which screw through to that would on the face of the metal that is simply nothing more than fancy barn tin. The issue with fancy barn tin panels is that the rubber washers overtime will dry rot and fail, thus, developing a roof leak that can undermine all of the reason a metallic roof was chosen to start with.
A straightforward way to avoid the face screwed roofing material is to use a hidden fastener metal plank. These types of panels are known as standing metal seam. It is highly recommended when picking a metal roof to consider longevity. Succinctly expressed, a hidden fastener panel is going to last the entire life of the metal with minimal likelihood of leaks other than failing roof penetrations over time.This is ordinary to all roof types.